40590639

素因数分解:

$3^4\times {\mathrm{337}}^1\times {\mathrm{1487}}^1$

素因数の和:1836

約数の個数: 20

約数和(自身を含む): 60856224

約数和(自身を除く): 20265585

約数列:

[1, 3, 9, 27, 81, 337, 1011, 1487, 3033, 4461, 9099, 13383, 27297, 40149, 120447, 501119, 1503357, 4510071, 13530213, 40590639]

約数ペア:

[(1, 40590639), (3, 13530213), (9, 4510071), (27, 1503357), (81, 501119), (337, 120447), (1011, 40149), (1487, 27297), (3033, 13383), (4461, 9099)]